Introducing Lag Screws Hex Low Carbon Zinc Hot Dipped Galvanized 3/4-4 1/2 X 4 — a heavy-duty fastener engineered for secure timber connections in outdoor and high-load applications.

Why Choose These Lag Screws

Designed for durability and reliability, these hex lag screws are made from low-carbon steel and finished with a zinc hot-dipped galvanization to resist corrosion in harsh environments.

Key Features

• Material: Low-carbon steel for strength and resilience.
• Finish: Zinc hot-dipped galvanized coating for superior corrosion resistance outdoors.
• Head Type: Hex head for easy driving with standard tools, reducing cam-out and stripping.
• Size: 3/4-4 1/2 x 4 (as listed in the product title).
• Applications: Ideal for decks, fences, timber framing, posts, and other exterior wood connections.
• Holding Power: Deep, tapered threads provide strong bite in both softwood and hardwood.

Installation Tips

• Pre-drill pilot holes to reduce splitting. Choose a pilot size appropriate for the wood species and screw diameter.
• Drive with a hex driver until the head sits flush for a clean, professional finish.
• Space fasteners evenly to maximize load distribution and prevent movement over time.

Ideal Uses

Perfect for outdoor timber projects like decks, pergolas, fences, or large framing where strong, weather-resistant fasteners are required.

Upgrade your outdoor woodworking with these dependable lag screws — built to last in harsh conditions and deliver lasting performance.

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State ofCalifornia to cause cancer and birth defects or other reproductive harm. For more information go tohttps://www.P65Warnings.ca.gov.